42304452 has 24 divisors (see below), whose sum is σ = 103002816. Its totient is φ = 13488288.

The previous prime is 42304439. The next prime is 42304453. The reversal of 42304452 is 25440324.

It is not an unprimeable number, because it can be changed into a prime (42304453) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 76363 + ... + 76914.

It is an arithmetic number, because the mean of its divisors is an integer number (4291784).

Almost surely, 2^42304452 is an apocalyptic number.

It is an amenable number.

42304452 is an abundant number, since it is smaller than the sum of its proper divisors (60698364).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

42304452 is a wasteful number, since it uses less digits than its factorization.

42304452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 153307 (or 153305 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 24.

The square root of 42304452 is about 6504.1872666768. The cubic root of 42304452 is about 348.4405505186.

Adding to 42304452 its reverse (25440324), we get a palindrome (67744776).

The spelling of 42304452 in words is "forty-two million, three hundred four thousand, four hundred fifty-two".